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fix client SNI handling (#3613)

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* fix: client sni handling

* chore: add comment
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Toby 2022-11-07 01:52:22 -08:00 • committed by GitHub
parent 5fe9f9bd89
commit 2de4af00d0
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1 changed files with 4 additions and 8 deletions
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12
client.go
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@ -6,7 +6,6 @@ import (
"errors" "errors"
"fmt" "fmt"
"net" "net"
"strings"
"github.com/lucas-clemente/quic-go/internal/protocol" "github.com/lucas-clemente/quic-go/internal/protocol"
"github.com/lucas-clemente/quic-go/internal/utils" "github.com/lucas-clemente/quic-go/internal/utils"
@ -232,13 +231,10 @@ func newClient(
tlsConf = tlsConf.Clone() tlsConf = tlsConf.Clone()
} }
if tlsConf.ServerName == "" { if tlsConf.ServerName == "" {
sni := host sni, _, err := net.SplitHostPort(host)
if strings.IndexByte(sni, ':') != -1 { if err != nil {
var err error // It's ok if net.SplitHostPort returns an error - it could be a hostname/IP address without a port.
sni, _, err = net.SplitHostPort(sni) sni = host
if err != nil {
return nil, err
}
} }
tlsConf.ServerName = sni tlsConf.ServerName = sni